Mary Korch
Bib: 9393•F•Age: 28
San Francisco, CA
⏱️ Race Timeline
The Course
Claim it — unlock a deeper AI report on this race, free
A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 06:01:54 | 17:08 | 9:28 | 17:08 | 9:28 | - |
5.55 Miles | 5.55 mi | 06:39:51 | 55:05 | 9:55 | 37:57 | 10:09 | +0:41 |
6.52 Miles | 6.52 mi | 06:50:38 | 1:05:52 | 10:06 | 10:47 | 11:07 | +0:58 |
10.87 Miles | 10.87 mi | 07:40:13 | 1:55:27 | 10:37 | 49:35 | 11:24 | +0:17 |
Garmin Hill Challenge | 11.38 mi | 07:49:19 | 2:04:33 | 10:57 | 9:06 | 17:52 | +6:28 |
14.95 Miles | 14.95 mi | 08:27:42 | 2:42:56 | 10:54 | 38:23 | 10:45 | -7:07 |
18 Miles | 18.00 mi | 09:10:22 | 3:25:36 | 11:25 | 42:40 | 13:59 | +3:14 |
25 Miles | 25.00 mi | 10:48:23 | 5:03:37 | 12:09 | 1:38:01 | 14:00 | +0:01 |
Finish | 26.22 mi | 11:04:21 | 5:19:35 | 12:12 | 15:58 | 13:06 | -0:54 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
9:28 /mi
Average Pace
12:12 /mi
Slowest Pace
17:52 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
55:05
17% of race
Time at Steady Pace
1:38:45
31% of race
Time at Slower Pace
2:45:45
52% of race
Average Pace: 12:11 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 06:01:54 | 17:08 | 9:28 | 17:08 | 9:28 | #3290 | |
5.55 Miles | 5.55 mi | 06:39:51 | 55:05 | 9:55 | 37:57 | 10:09 | #3939 | |
6.52 Miles | 6.52 mi | 06:50:38 | 1:05:52 | 10:06 | 10:47 | 11:07 | #4038 | |
10.87 Miles | 10.87 mi | 07:40:13 | 1:55:27 | 10:37 | 49:35 | 11:24 | #4612 | |
Garmin Hill Challenge | 11.38 mi | 07:49:19 | 2:04:33 | 10:57 | 9:06 | 17:52 | #4815 | |
14.95 Miles | 14.95 mi | 08:27:42 | 2:42:56 | 10:54 | 38:23 | 10:45 | #5056 | |
18 Miles | 18.00 mi | 09:10:22 | 3:25:36 | 11:25 | 42:40 | 13:59 | #5140 | |
25 Miles | 25.00 mi | 10:48:23 | 5:03:37 | 12:09 | 1:38:01 | 14:00 | #5381 | |
Finish | 26.22 mi | 11:04:21 | 5:19:35 | 12:12 | 15:58 | 13:06 | #5390 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F25-29 | Seg. Overall | Seg. Females | Seg. F25-29 |
|---|---|---|---|---|---|---|---|---|
| 1.81 Miles | 1.81 mi | 1.81 mi | 3290 | 623 | 171 | 3290(Top 50%) | 623(Top 33%) | 171(Top 34%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 3939-649 | 836-213 | 232-61 | 4183(Top 64%) | 907(Top 48%) | 244(Top 48%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 4038-99 | 857-21 | 237-5 | 4725(Top 72%) | 1105(Top 59%) | 311(Top 62%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 4612-574 | 1057-200 | 284-47 | 5358(Top 82%) | 1348(Top 72%) | 373(Top 74%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 4815-203 | 1129-72 | 310-26 | 6178(Top 94%) | 1700(Top 91%) | 473(Top 94%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 5056-241 | 1221-92 | 336-26 | 5320(Top 81%) | 1363(Top 73%) | 374(Top 74%) |
| 18 Miles | 18.00 mi | 3.05 mi | 5140-84 | 1270-49 | 352-16 | 5761(Top 88%) | 1608(Top 86%) | 455(Top 90%) |
| 25 Miles | 25.00 mi | 7.00 mi | 5381-241 | 1412-142 | 384-32 | 5686(Top 87%) | 1611(Top 86%) | 434(Top 86%) |
| Finish | 26.22 mi | 1.22 mi | 5390-9 | 1423-11 | 388-4 | 5349(Top 82%) | 1497(Top 80%) | 411(Top 82%) |
Segment Performance Analysis
Start → 1.81 Miles
0.0 - 1.8 mi
Overall
3290
Females
623
F25-29
174
1.81 Miles→5.55 Miles
1.8 - 5.5 mi
Overall
4183
Females
907
F25-29
247
5.55 Miles→6.52 Miles
5.5 - 6.5 mi
Overall
4725
Females
1105
F25-29
316
6.52 Miles→10.87 Miles
6.5 - 10.9 mi
Overall
5358
Females
1348
F25-29
379
10.87 Miles→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
6178
Females
1700
F25-29
482
Garmin Hill Challenge→14.95 Miles
11.4 - 14.9 mi
Overall
5320
Females
1363
F25-29
379
14.95 Miles→18 Miles
14.9 - 18.0 mi
Overall
5761
Females
1608
F25-29
460
18 Miles→25 Miles
18.0 - 25.0 mi
Overall
5686
Females
1611
F25-29
435
25 Miles→Finish
25.0 - 26.2 mi
Overall
5349
Females
1497
F25-29
411
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81 Miles | - | - | - | - | #3290 |
| 1.81 Miles → 5.55 Miles | 58 | 707 | -649 | #3290 | #3939 |
| 5.55 Miles → 6.52 Miles | 23 | 122 | -99 | #3939 | #4038 |
| 6.52 Miles → 10.87 Miles | 21* | 595 | -574 | #4038 | #4612 |
| 10.87 Miles → Garmin Hill Challenge | 5 | 208 | -203 | #4612 | #4815 |
| Garmin Hill Challenge → 14.95 Miles | 29* | 270 | -241 | #4815 | #5056 |
| 14.95 Miles → 18 Miles | 66* | 150 | -84 | #5056 | #5140 |
| 18 Miles → 25 Miles | 67* | 308 | -241 | #5140 | #5381 |
| 25 Miles → Finish | 21* | 30 | -9 | #5381 | #5390 |
| TOTALS | 290* | 2390 | -2100 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔥Passing Intensity
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
Contact Race SupportQuick Links
Explore more race data and athlete comparisons
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
The San Francisco Marathon
